Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000921082-20-000029-index-headers.html | 2020-04-28 16:17:25 | |
| 0000921082-20-000029-index.html | 2020-04-28 16:17:25 | |
| 0000921082-20-000029.txt | 2020-04-28 16:17:25 | |
 0000921082-20-000029-xbrl.zip | 287578 | 2020-04-28 16:17:25 |
| FilingSummary.xml | 31987 | 2020-04-28 16:17:25 |
| Financial_Report.xlsx | 63486 | 2020-04-28 16:17:25 |
| hiw-20200331.xsd | 53996 | 2020-04-28 16:17:25 |
| hiw-20200331_cal.xml | 112050 | 2020-04-28 16:17:25 |
| hiw-20200331_def.xml | 348704 | 2020-04-28 16:17:25 |
| hiw-20200331_lab.xml | 734363 | 2020-04-28 16:17:25 |
| hiw-20200331_pre.xml | 427163 | 2020-04-28 16:17:25 |
| hiw0331202010q.htm | 1902048 | 2020-04-28 16:17:25 |
| hiw0331202010q_htm.xml | 1259378 | 2020-04-28 16:17:25 |
| hiw03312020ex311.htm | 11994 | 2020-04-28 16:17:25 |
| hiw03312020ex312.htm | 12019 | 2020-04-28 16:17:25 |
| hiw03312020ex313.htm | 12177 | 2020-04-28 16:17:25 |
| hiw03312020ex314.htm | 12033 | 2020-04-28 16:17:25 |
| hiw03312020ex321.htm | 5053 | 2020-04-28 16:17:25 |
| hiw03312020ex322.htm | 5053 | 2020-04-28 16:17:25 |
| hiw03312020ex323.htm | 5158 | 2020-04-28 16:17:25 |
| hiw03312020ex324.htm | 5292 | 2020-04-28 16:17:25 |
 logotree12.jpg | 2460 | 2020-04-28 16:17:25 |
| MetaLinks.json | 588100 | 2020-04-28 16:17:25 |
| R1.htm | 60582 | 2020-04-28 16:17:25 |
| R10.htm | 5617 | 2020-04-28 16:17:25 |
| R11.htm | 12369 | 2020-04-28 16:17:25 |
| R12.htm | 6853 | 2020-04-28 16:17:25 |
| R13.htm | 67062 | 2020-04-28 16:17:25 |
| R14.htm | 23483 | 2020-04-28 16:17:25 |
| R15.htm | 23262 | 2020-04-28 16:17:25 |
| R16.htm | 29909 | 2020-04-28 16:17:25 |
| R17.htm | 73521 | 2020-04-28 16:17:25 |
| R18.htm | 7449 | 2020-04-28 16:17:25 |
| R19.htm | 15591 | 2020-04-28 16:17:25 |
| R2.htm | 105820 | 2020-04-28 16:17:25 |
| R20.htm | 20342 | 2020-04-28 16:17:25 |
| R21.htm | 74551 | 2020-04-28 16:17:25 |
| R22.htm | 60255 | 2020-04-28 16:17:25 |
| R23.htm | 6087 | 2020-04-28 16:17:25 |
| R24.htm | 7032 | 2020-04-28 16:17:25 |
| R25.htm | 22051 | 2020-04-28 16:17:25 |
| R26.htm | 11080 | 2020-04-28 16:17:25 |
| R27.htm | 70722 | 2020-04-28 16:17:25 |
| R28.htm | 12751 | 2020-04-28 16:17:25 |
| R29.htm | 23559 | 2020-04-28 16:17:25 |
| R3.htm | 46840 | 2020-04-28 16:17:25 |
| R30.htm | 31087 | 2020-04-28 16:17:25 |
| R31.htm | 68026 | 2020-04-28 16:17:25 |
| R32.htm | 15150 | 2020-04-28 16:17:25 |
| R33.htm | 19996 | 2020-04-28 16:17:25 |
| R34.htm | 78019 | 2020-04-28 16:17:25 |
| R35.htm | 62393 | 2020-04-28 16:17:25 |
| R36.htm | 31450 | 2020-04-28 16:17:25 |
| R37.htm | 12042 | 2020-04-28 16:17:25 |
| R38.htm | 34212 | 2020-04-28 16:17:25 |
| R39.htm | 18483 | 2020-04-28 16:17:25 |
| R4.htm | 74319 | 2020-04-28 16:17:25 |
| R40.htm | 36688 | 2020-04-28 16:17:25 |
| R41.htm | 58753 | 2020-04-28 16:17:25 |
| R42.htm | 43209 | 2020-04-28 16:17:25 |
| R43.htm | 18476 | 2020-04-28 16:17:25 |
| R44.htm | 42487 | 2020-04-28 16:17:25 |
| R45.htm | 33133 | 2020-04-28 16:17:25 |
| R46.htm | 19618 | 2020-04-28 16:17:25 |
| R47.htm | 11412 | 2020-04-28 16:17:25 |
| R48.htm | 18988 | 2020-04-28 16:17:25 |
| R49.htm | 65681 | 2020-04-28 16:17:25 |
| R5.htm | 31230 | 2020-04-28 16:17:25 |
| R50.htm | 56926 | 2020-04-28 16:17:25 |
| R51.htm | 23496 | 2020-04-28 16:17:25 |
| R6.htm | 100481 | 2020-04-28 16:17:25 |
| R7.htm | 12161 | 2020-04-28 16:17:25 |
| R8.htm | 193807 | 2020-04-28 16:17:25 |
| R9.htm | 20932 | 2020-04-28 16:17:25 |
| report.css | 2767 | 2020-04-28 16:17:25 |
| Show.js | 1085 | 2020-04-28 16:17:25 |